87704596

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 179649792

約数和(自身を除く): 91945196

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 157, 281, 284, 314, 497, 562, 628, 994, 1099, 1124, 1967, 1988, 2198, 3934, 4396, 7868, 11147, 19951, 22294, 39902, 44117, 44588, 78029, 79804, 88234, 139657, 156058, 176468, 279314, 308819, 312116, 558628, 617638, 1235276, 3132307, 6264614, 12529228, 21926149, 43852298, 87704596]

約数ペア:

[(1, 87704596), (2, 43852298), (4, 21926149), (7, 12529228), (14, 6264614), (28, 3132307), (71, 1235276), (142, 617638), (157, 558628), (281, 312116), (284, 308819), (314, 279314), (497, 176468), (562, 156058), (628, 139657), (994, 88234), (1099, 79804), (1124, 78029), (1967, 44588), (1988, 44117), (2198, 39902), (3934, 22294), (4396, 19951), (7868, 11147)]